Karl Nadir is a fictional character portrayed by Michael Papajohn in the TV series Castle.
In the first episode they appeared in, titled Home Is Where the Heart Stops (season 1), they were 44 years old.
They appear in 1 episodes out of a total of 173 aired
Episodes1
Home Is Where the Heart Stops
episode S1.E7 april 2009Castle is anxiously awaiting the public response to the release of his newest work of fiction. A baffling rash of jewel robberies from the society set prompts Castle to ask Beckett to be his undercover date at a ball to see if the thief might be amongst the affluent set and casing out his victims at charity events, balls, and parties.